Rimiducid Active Not Recruiting Phase 1 Trials for Familial Hemophagocytic Lymphohistiocytosis (FLH) / Acute Myeloid Leukemia / Hemophagocytic Syndrome (HPS) / Acute Lymphoblastic Leukemia (ALL) / Hemophagocytic Lymphohistiocytosis / X-linked Lymphoproliferative Disease (XLP) / Myelodysplastic Syndrome / Epstein Barr Virus Infections / Chronic Myelogenous Leukemia (CML) / Non-Hodgkin's Lymphoma (NHL) Treatment